darling-JavaScriptCore/runtime/JSSegmentedVariableObjectSubspace.cpp
2018-01-02 21:17:19 -08:00

67 lines
2.2 KiB
C++

/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "JSSegmentedVariableObjectSubspace.h"
#include "JSCInlines.h"
#include "MarkedBlockInlines.h"
#include "SubspaceInlines.h"
namespace JSC {
namespace {
struct DestroyFunc {
ALWAYS_INLINE void operator()(VM&, JSCell* cell) const
{
static_cast<JSSegmentedVariableObject*>(cell)->classInfo()->methodTable.destroy(cell);
}
};
} // anonymous namespace
JSSegmentedVariableObjectSubspace::JSSegmentedVariableObjectSubspace(CString name, Heap& heap)
: Subspace(name, heap, AllocatorAttributes(NeedsDestruction, HeapCell::JSCell))
{
}
JSSegmentedVariableObjectSubspace::~JSSegmentedVariableObjectSubspace()
{
}
void JSSegmentedVariableObjectSubspace::finishSweep(MarkedBlock::Handle& handle, FreeList* freeList)
{
handle.finishSweepKnowingSubspace(freeList, DestroyFunc());
}
void JSSegmentedVariableObjectSubspace::destroy(VM& vm, JSCell* cell)
{
DestroyFunc()(vm, cell);
}
} // namespace JSC